Table 4 ROC curve for the performance of amino acids in the prediction of very severe depression among the treated cases
Score | Sens % | Spec % | PPV % | NPV % | Accuracy % | AUC | 95% CI | P |
|---|---|---|---|---|---|---|---|---|
Phenylalanine ≥ 2.13 μg/ml | 96.9 | 62.5 | 91.1 | 83.3 | 92.5 | 0.848 | 0.7–0.99 | 0.003 (S) |
Tryptophan ≤ 8.53 ng/ml | 81.2 | 75 | 92.8 | 50 | 80 | 0.812 | 0.62–1.0 | 0.007 (S) |